package com.zzyl.nursing.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zzyl.common.constant.CacheConstants;
import com.zzyl.nursing.domain.DeviceData;
import com.zzyl.nursing.domain.Room;
import com.zzyl.nursing.mapper.RoomMapper;
import com.zzyl.nursing.service.IRoomService;
import com.zzyl.nursing.vo.BedVo;
import com.zzyl.nursing.vo.DeviceInfo;
import com.zzyl.nursing.vo.RoomVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

/**
 * 房间Service业务层处理
 *
 * @author ruoyi
 * @date 2024-04-26
 */
@Service
public class RoomServiceImpl extends ServiceImpl<RoomMapper, Room> implements IRoomService {
    @Autowired
    private RoomMapper roomMapper;

    @Autowired
    private StringRedisTemplate redisTemplate;

    /**
     * 查询房间
     *
     * @param id 房间主键
     * @return 房间
     */
    @Override
    public Room selectRoomById(Long id) {
        return getById(id);
    }

    /**
     * 查询房间列表
     *
     * @param room 房间
     * @return 房间
     */
    @Override
    public List<Room> selectRoomList(Room room) {
        return roomMapper.selectRoomList(room);
    }

    /**
     * 新增房间
     *
     * @param room 房间
     * @return 结果
     */
    @Override
    public int insertRoom(Room room) {
        return save(room) ? 1 : 0;
    }

    /**
     * 修改房间
     *
     * @param room 房间
     * @return 结果
     */
    @Override
    public int updateRoom(Room room) {
        return updateById(room) ? 1 : 0;
    }

    /**
     * 批量删除房间
     *
     * @param ids 需要删除的房间主键
     * @return 结果
     */
    @Override
    public int deleteRoomByIds(Long[] ids) {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 根据楼层 id 获取房间视图对象列表
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsByFloorId(Long floorId) {
        return roomMapper.selectByFloorId(floorId);
    }


    /**
     * 获取所有房间（负责老人）
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsWithNurByFloorId(Long floorId) {
        return roomMapper.selectByFloorIdWithNur(floorId);
    }

    /**
     * 根据房间id查询房间数据
     *
     * @param id
     * @return
     */
    @Override
    public RoomVo getRoomById(Long id) {
        return roomMapper.selectRoomOne(id);
    }

    /**
     * 获取房间中的智能设备及数据
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsWithDeviceByFloorId(Long floorId) {

        // 从数据库中查询房间（床位，设备）
        List<RoomVo> roomVoList = roomMapper.getRoomsWithDeviceByFloorId(floorId);
        // 为空返回空集合
        if (CollUtil.isEmpty(roomVoList)) {
            return Collections.emptyList();
        }

        roomVoList.forEach(room -> {
            // 给每个床赋值设备数据
            List<BedVo> bedVoList = room.getBedVoList();
            bedVoList.forEach(bedVo -> {
                List<DeviceInfo> deviceVos = bedVo.getDeviceVos();

                if (CollUtil.isNotEmpty(deviceVos)) {

                    deviceVos.forEach(deviceInfo -> {
                        // 从缓存中获取设备数据
                        cacheDeviceDate(deviceInfo);
                    });
                }
            });


            List<DeviceInfo> deviceVos = room.getDeviceVos();
            if (CollUtil.isNotEmpty(deviceVos)) {

                deviceVos.forEach(deviceInfo -> {
                    // 从缓存中获取设备数据
                    cacheDeviceDate(deviceInfo);
                });
            }
        });

        return roomVoList;
    }

    private void cacheDeviceDate(DeviceInfo deviceInfo) {
        // 从缓存中获取设备数据
        String deviceDataList = (String) redisTemplate.opsForHash().get(CacheConstants.IOT_DEVICE_LAST_DATA, deviceInfo.getIotId());

        if (StrUtil.isNotBlank(deviceDataList)) {
            List<DeviceData> dataList = JSONUtil.toList(deviceDataList, DeviceData.class);
            deviceInfo.setDeviceDataVos(dataList);
        }
    }
}
